<?php
/* --------------------------------------------------------------
   gm_is_valid_trusted_shop_id.inc.php 2008-08-10 gambio
   Gambio OHG
   http://www.gambio.de
   Copyright (c) 2008 Gambio OHG
   Released under the GNU General Public License (Version 2)
   [http://www.gnu.org/licenses/gpl-2.0.html]
   --------------------------------------------------------------
*/

function gm_is_valid_trusted_shop_id($shop_id) {
	if(strlen($shop_id) != 33)
		return false;
	if(substr($shop_id, 0, 1) != 'X')
		return false;
	return true; // 33 chars long and begins with X
}
?>